Ecology Lec 11 (population dynamics) summary.docx

Ecology Lec 11Pop dynamics ways in which pops change in abundance overtime NNBDIE t1t Pop growth patterns exponential growth logistic growth fluctuations regular cycles any and all at different timesExponential growth in a new area exponential growth for limited timeafter a while DD factors regulate its growtheg Jump dispersal long distance move to colonizeLocal populations then grow by short dispersalLogistic growth for pop to be constant at K need BD rare rather fluctuations near K K is not a number rather a rangein real lifeFluctuations can be 1 Deviations from a growth pattern